This is only four games just to show the variety of options. Hundreds of worlds await their own fans. Some of those are great and legendary titles such as World of Warcraft, Guild Wars 2, Planetside 2, The Lord of The Rings Online and many others which could be also on the list of the best MMO worlds.
The best thing about MMOs is that there probably is always one more realm which will draw attention of other gamers.
What do you think? Which MMO world was the best for you? Please let us know.